cleanup + comments
UbitUmarov
parent
80160c128d
commit
53bda83cc2
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@ -31,170 +31,9 @@ using System.Collections.Generic;
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using log4net;
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using OpenMetaverse;
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using OpenSim.Region.Framework.Interfaces;
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using System;
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namespace OpenSim.Region.Framework.Scenes
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{
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/*
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[Flags]
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public enum UndoType
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{
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STATE_PRIM_POSITION = 1,
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STATE_PRIM_ROTATION = 2,
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STATE_PRIM_SCALE = 4,
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STATE_PRIM_ALL = 7,
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STATE_GROUP_POSITION = 8,
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STATE_GROUP_ROTATION = 16,
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STATE_GROUP_SCALE = 32,
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STATE_GROUP_ALL = 56,
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STATE_ALL = 63
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}
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public class UndoState
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{
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// private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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public Vector3 Position = Vector3.Zero;
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public Vector3 Scale = Vector3.Zero;
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public Quaternion Rotation = Quaternion.Identity;
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/// <summary>
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/// Is this undo state for an entire group?
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/// </summary>
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public bool ForGroup;
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/// <summary>
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/// Constructor.
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/// </summary>
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/// <param name="part"></param>
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/// <param name="forGroup">True if the undo is for an entire group</param>
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/// only for root parts ????
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public UndoState(SceneObjectPart part, bool forGroup)
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{
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if (part.ParentID == 0)
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{
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ForGroup = forGroup;
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Position = part.ParentGroup.AbsolutePosition;
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Rotation = part.RotationOffset;
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Scale = part.Shape.Scale;
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}
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else
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{
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ForGroup = false; // only root parts can undo grp
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Position = part.OffsetPosition;
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Rotation = part.RotationOffset;
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Scale = part.Shape.Scale;
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}
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}
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/// <summary>
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/// Compare the relevant state in the given part to this state.
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/// </summary>
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/// <param name="part"></param>
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/// <returns>true if both the part's position, rotation and scale match those in this undo state. False otherwise.</returns>
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public bool Compare(SceneObjectPart part, bool forgrp)
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{
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if (ForGroup != forgrp) // if diferent targets, then they are diferent
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return false;
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if (part != null)
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{
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if (part.ParentID == 0)
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{
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// root part
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// grp position is same as part
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if (Position != part.ParentGroup.AbsolutePosition)
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return false;
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if (Rotation != part.RotationOffset)
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return false;
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return Scale == part.Shape.Scale;
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}
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else
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{
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return (Position == part.OffsetPosition
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&& Rotation == part.RotationOffset
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&& Scale == part.Shape.Scale);
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}
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}
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return false;
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}
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public void PlayState(SceneObjectPart part)
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{
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part.Undoing = true;
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bool physbuilding = false;
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if (part.ParentID == 0)
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{
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if (!ForGroup && part.PhysActor != null)
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{
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part.PhysActor.Building = true;
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physbuilding = true;
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}
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if (Position != Vector3.Zero)
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{
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if (ForGroup)
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part.ParentGroup.AbsolutePosition = Position;
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else
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part.ParentGroup.UpdateRootPosition(Position);
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}
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if (ForGroup)
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part.UpdateRotation(Rotation);
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else
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part.ParentGroup.UpdateRootRotation(Rotation);
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if (Scale != Vector3.Zero)
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{
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if (!physbuilding && part.PhysActor != null)
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{
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part.PhysActor.Building = true;
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physbuilding = true;
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}
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if (ForGroup)
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part.ParentGroup.GroupResize(Scale);
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else
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part.Resize(Scale);
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}
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if (physbuilding)
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part.PhysActor.Building = false;
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part.ParentGroup.ScheduleGroupForTerseUpdate();
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}
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else
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{
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if (ForGroup) // trap for group since seems parts can't do it
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return;
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// changing a part invalidates entire object physical rep
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if (part.ParentGroup != null && part.ParentGroup.RootPart != null && part.ParentGroup.RootPart.PhysActor != null)
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{
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part.ParentGroup.RootPart.PhysActor.Building = true;
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physbuilding = true;
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}
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// Note: Updating these properties on sop automatically schedules an update if needed
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part.OffsetPosition = Position;
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part.UpdateRotation(Rotation);
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if (Scale != Vector3.Zero)
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{
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part.Resize(Scale);
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}
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if (physbuilding)
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part.ParentGroup.RootPart.PhysActor.Building = false;
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}
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part.Undoing = false;
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}
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}
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*/
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public class UndoState
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{
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const int UNDOEXPIRESECONDS = 300; // undo expire time (nice to have it came from a ini later)
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@ -205,8 +44,8 @@ namespace OpenSim.Region.Framework.Scenes
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/// Constructor.
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/// </summary>
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/// <param name="part"></param>
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/// <param name="forGroup">True if the undo is for an entire group</param>
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/// only for root parts ????
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/// <param name="what">bit field with what is changed</param>
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///
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public UndoState(SceneObjectPart part, ObjectChangeWhat what)
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{
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data = new ObjectChangeData();
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@ -232,6 +71,9 @@ namespace OpenSim.Region.Framework.Scenes
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data.scale = part.Shape.Scale;
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}
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}
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/// <summary>
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/// check if undo or redo is too old
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/// </summary>
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public bool checkExpire()
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{
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@ -241,6 +83,9 @@ namespace OpenSim.Region.Framework.Scenes
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return false;
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}
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/// <summary>
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/// updates undo or redo creation time to now
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/// </summary>
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public void updateExpire()
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{
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creationtime = DateTime.UtcNow;
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@ -250,7 +95,8 @@ namespace OpenSim.Region.Framework.Scenes
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/// Compare the relevant state in the given part to this state.
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/// </summary>
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/// <param name="part"></param>
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/// <returns>true if both the part's position, rotation and scale match those in this undo state. False otherwise.</returns>
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/// <returns>true what fiels and related data are equal, False otherwise.</returns>
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///
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public bool Compare(SceneObjectPart part, ObjectChangeWhat what)
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{
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if (data.what != what) // if diferent targets, then they are diferent
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@ -279,6 +125,12 @@ namespace OpenSim.Region.Framework.Scenes
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return false;
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}
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/// <summary>
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/// executes the undo or redo to a part or its group
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/// </summary>
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/// <param name="part"></param>
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///
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public void PlayState(SceneObjectPart part)
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{
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part.Undoing = true;
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@ -298,12 +150,21 @@ namespace OpenSim.Region.Framework.Scenes
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int size;
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public LinkedList<UndoState> m_redo = new LinkedList<UndoState>();
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public LinkedList<UndoState> m_undo = new LinkedList<UndoState>();
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/// <summary>
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/// creates a new UndoRedoState with default states memory size
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/// </summary>
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public UndoRedoState()
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{
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size = 5;
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}
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/// <summary>
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/// creates a new UndoRedoState with states memory having indicated size
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/// </summary>
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/// <param name="size"></param>
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public UndoRedoState(int _size)
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{
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if (_size < 3)
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@ -312,17 +173,31 @@ namespace OpenSim.Region.Framework.Scenes
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size = _size;
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}
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/// <summary>
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/// returns number of undo entries in memory
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/// </summary>
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public int Count
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{
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get { return m_undo.Count; }
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}
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/// <summary>
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/// clears all undo and redo entries
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/// </summary>
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public void Clear()
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{
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m_undo.Clear();
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m_redo.Clear();
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}
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/// <summary>
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/// adds a new state undo to part or its group, with changes indicated by what bits
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/// </summary>
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/// <param name="part"></param>
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/// <param name="what">bit field with what is changed</param>
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public void StoreUndo(SceneObjectPart part, ObjectChangeWhat what)
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{
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lock (m_undo)
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@ -360,6 +235,12 @@ namespace OpenSim.Region.Framework.Scenes
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}
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}
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/// <summary>
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/// executes last state undo to part or its group
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/// current state is pushed into redo
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/// </summary>
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/// <param name="part"></param>
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public void Undo(SceneObjectPart part)
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{
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lock (m_undo)
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@ -401,6 +282,12 @@ namespace OpenSim.Region.Framework.Scenes
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}
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}
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/// <summary>
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/// executes last state redo to part or its group
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/// current state is pushed into undo
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/// </summary>
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/// <param name="part"></param>
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public void Redo(SceneObjectPart part)
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{
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lock (m_undo)
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@ -441,8 +328,6 @@ namespace OpenSim.Region.Framework.Scenes
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}
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}
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}
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}
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public class LandUndoState
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